/*
 * LANDING / STYLE — SMH Eğitim tanıtım sayfası stilleri
 *
 * Sorumluluk: Panelle (Sınav Pusulam) aynı renk/tipografi diliyle tanıtım sayfasını biçimler. Dış kaynak YOK
 *             (Google Fonts çağrılmaz — KVKK ve hız için sistem yazı tipi yığını).
 * Bağlantılar: landing/index.html, docs/TANITIM-SITESI.md
 * Rol Erişimi: Herkese açık
 */
:root {
  --primary: #2F5DFB; --primary-dark: #2447D6; --primary-soft: #E8EDFF;
  --navy: #1B2138; --navy-dark: #10142A; --navy-card: #262D4A;
  --bg: #F5F6FC; --surface: #FFFFFF; --text: #2A2E45; --muted: #5F6580; --border: #E7E9F5;
  --on-navy: #C9CEE6; --radius: 20px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text); line-height: 1.6;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
img { max-width: 100%; height: auto; }   /* width/height öznitelikleri oranı ezmesin */
a { color: inherit; text-decoration: none; }
a:focus-visible, .btn:focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.eyebrow { margin: 0 0 8px; color: var(--primary); font-weight: 700; font-size: 14px; letter-spacing: .06em; text-transform: uppercase; }
h1, h2, h3 { color: var(--navy); margin: 0; }
h2 { font-size: 36px; line-height: 1.2; font-weight: 800; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 24px;
  border-radius: 12px; font-weight: 600; font-size: 16px; transition: background .15s; cursor: pointer;
}
.btn--primary { background: var(--primary); color: #fff; }
.btn--primary:hover { background: var(--primary-dark); }
.btn--ghost { border: 1.5px solid rgba(255,255,255,.45); color: #fff; }
.btn--ghost:hover { background: rgba(255,255,255,.1); }
.btn--line { border: 1.5px solid var(--primary); color: var(--primary); background: #fff; min-height: 44px; }
.btn--line:hover { background: var(--primary-soft); }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.card:hover { box-shadow: 0 12px 32px rgba(27,33,56,.10); }

/* Üst çubuk */
.top { background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10; }
.top__row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 16px; padding-top: 12px; padding-bottom: 12px; }
.top__logo img { height: 44px; width: auto; display: block; }
.nav { display: flex; flex-wrap: wrap; gap: 6px 26px; font-weight: 500; font-size: 15px; }
.nav a:hover { color: var(--primary); }

/* Hero */
.hero { background: var(--navy); color: #fff; }
.hero__row { display: flex; flex-wrap: wrap; align-items: center; gap: 48px; padding-top: 72px; padding-bottom: 72px; }
.hero__text { flex: 1 1 440px; min-width: 0; }
.hero__badge { display: inline-block; margin: 0 0 16px; padding: 6px 14px; border-radius: 999px; background: rgba(47,93,251,.22); color: #C9D5FF; font-size: 14px; font-weight: 600; }
.hero h1 { color: #fff; font-size: 48px; line-height: 1.12; font-weight: 800; letter-spacing: -.02em; margin-bottom: 20px; }
.hero__lead { margin: 0 0 32px; font-size: 18px; color: var(--on-navy); max-width: 520px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__points { list-style: none; margin: 36px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px 28px; color: var(--on-navy); font-size: 15px; font-weight: 500; }
.hero__photo { flex: 1 1 340px; min-width: 0; max-width: 520px; position: relative; }
.hero__photo img { width: 100%; aspect-ratio: 1/1; object-fit: cover; border-radius: 28px; display: block; }
.hero__stat { position: absolute; left: -12px; bottom: 24px; background: #fff; color: var(--navy); border-radius: 16px; padding: 14px 20px; box-shadow: 0 12px 32px rgba(0,0,0,.25); }
.hero__stat strong { display: block; font-size: 28px; font-weight: 800; line-height: 1.1; color: var(--primary); }
.hero__stat span { font-size: 14px; font-weight: 500; color: var(--muted); }

/* Bölümler */
.section { padding: 80px 0 24px; }
.about { display: flex; flex-wrap: wrap; gap: 48px; align-items: flex-start; }
.about__text { flex: 1 1 420px; min-width: 0; }
.about__text h2 { margin-bottom: 20px; }
.about__text p { margin: 0 0 16px; font-size: 17px; }
.about__stats { flex: 1 1 300px; min-width: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr)); gap: 16px; }
.stat { padding: 24px; }
.stat strong { display: block; font-size: 32px; font-weight: 800; color: var(--primary); line-height: 1.1; }
.stat span { display: block; margin-top: 6px; color: var(--muted); font-size: 15px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); gap: 24px; }
.service img { width: 100%; height: 260px; object-fit: cover; display: block; }
.service__body, .post__body { padding: 24px; }
.service h3 { font-size: 22px; margin-bottom: 8px; }
.service p { margin: 0 0 16px; color: var(--muted); }
.more { color: var(--primary); font-weight: 600; }

.why { display: flex; flex-wrap: wrap; align-items: stretch; }
.why img { flex: 1 1 360px; min-width: 0; max-height: 440px; width: 100%; object-fit: cover; display: block; }
.why__body { flex: 1 1 360px; min-width: 0; padding: 48px; }
.why__body h2 { font-size: 32px; margin-bottom: 24px; }
.why ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; counter-reset: n; }
.why li { display: flex; gap: 14px; counter-increment: n; }
.why li::before {
  content: counter(n); flex: none; width: 28px; height: 28px; border-radius: 50%; background: var(--primary-soft);
  color: var(--primary); display: flex; align-items: center; justify-content: center; font-weight: 700;
}
.why strong { color: var(--navy); }

/* Panel bölümü */
.panel { background: var(--navy); color: #fff; margin-top: 72px; }
.panel__in { padding: 80px 24px; }
.panel .eyebrow { color: #9DB4FF; }
.panel h2 { color: #fff; max-width: 700px; margin-bottom: 12px; }
.panel__lead { margin: 0 0 36px; font-size: 17px; color: var(--on-navy); max-width: 640px; }
.roles { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); gap: 20px; }
.role { background: var(--navy-card); border-radius: var(--radius); padding: 28px; }
.role h3 { color: #fff; font-size: 20px; margin-bottom: 8px; }
.role p { margin: 0; color: var(--on-navy); font-size: 15px; }
.panel__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }

/* Blog / video */
.head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 28px; }
.post:hover { box-shadow: none; }   /* tıklanamaz kart: hover gölgesi yanıltmasın */
.post img { width: 100%; height: 200px; object-fit: cover; display: block; }
.post__date { font-size: 13px; color: var(--muted); font-weight: 500; }
.post h3 { font-size: 19px; line-height: 1.35; margin: 6px 0 12px; }
.videos { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr)); gap: 20px; }
.video { display: block; }
.video__thumb { height: 150px; background: var(--primary-soft); display: flex; align-items: center; justify-content: center; }
.video__body { padding: 18px; }
.video h3 { font-size: 18px; margin-bottom: 4px; }
.video span { font-size: 14px; color: var(--muted); }

.refs { text-align: center; padding: 56px 0 8px; }
.refs p { margin: 0 0 20px; color: var(--muted); font-weight: 600; font-size: 14px; letter-spacing: .06em; text-transform: uppercase; }
.refs img { height: 72px; width: auto; }

/* İletişim */
.contact { background: var(--primary); color: #fff; border-radius: 28px; padding: 56px 40px; display: flex; flex-wrap: wrap; gap: 40px; align-items: center; justify-content: space-between; }
.contact h2 { color: #fff; font-size: 34px; margin-bottom: 12px; }
.contact__lead { margin: 0; font-size: 17px; color: var(--primary-soft); }
.contact__info { flex: 1 1 280px; min-width: 0; display: grid; gap: 12px; font-size: 17px; font-weight: 600; }
.contact__info a { text-decoration: underline; }

.foot { background: var(--navy-dark); color: var(--on-navy); margin-top: 88px; }
.foot__row { display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: center; justify-content: space-between; padding-top: 32px; padding-bottom: 32px; font-size: 14px; }
.foot__links { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.foot a { text-decoration: underline; }

@media (max-width: 720px) {
  h2 { font-size: 28px; }
  .hero h1 { font-size: 34px; }
  .hero__row { padding-top: 48px; padding-bottom: 48px; gap: 32px; }
  .hero__stat { left: 12px; }
  .section { padding-top: 56px; }
  .why__body { padding: 28px 24px; }
  .contact { padding: 36px 24px; }
}